1 Department of Exercise and Sport Sciences and Department of Neuroscience and Pharmacology, University of Copenhagen, Copenhagen;
2 Helene Elsass Center, Charlottenlund;
3 Danish National Research Foundation, Copenhagen, and Center for Sensory-Motor Interaction, Aalborg University, Aalborg, Denmark.
Correspondence to Maria Willerslev-Olsen, Department of Exercise and Sport Sciences and Department of Neuroscience and Pharmacology, Panum Institute, University of Copenhagen,Blegdamsvej 3, 2200 Copenhagen N, Denmark. E-mail: mwillerslev@gmail.com